. >> welcome to maclaine virginia a suburb outside of northern virginia where real estate values maintained their worth through out the recession. that mansion selling for $14.9 million. the washington region posts of having 7 of the top ten wealthyest counties in america. it is usually spun as a feel good story in the washington area. how did this region get so wealthy? it has no natural resources. potomac river is not used for commercial navigation has no commercial factories? what gives? it's the home of the federal government. here is tim carney of the national examiner. >> ross perot used to talk about free trade from mexico and sucking sound going down to mexico. siems i think that dc is the vortex and giant sucking sound of american wealth and jobs coming in here. >> a number of lawyers lobbyists consultants and businesses gravitate to be closer to the government. in recent years hilton, vogues wagon faic all moved corporate headquarters here. here is tim carney one more time. >> why are they doing that businesses are finding out that dc the federal government controls their prosperi